3071443 has 4 divisors (see below), whose sum is σ = 3205008. Its totient is φ = 2937880.

The previous prime is 3071437. The next prime is 3071473. The reversal of 3071443 is 3441703.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3071443 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3071473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66748 + ... + 66793.

It is an arithmetic number, because the mean of its divisors is an integer number (801252).

Almost surely, 2^3071443 is an apocalyptic number.

3071443 is a deficient number, since it is larger than the sum of its proper divisors (133565).

3071443 is a wasteful number, since it uses less digits than its factorization.

3071443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133564.

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 3071443 is about 1752.5532802172. The cubic root of 3071443 is about 145.3608609913.

The spelling of 3071443 in words is "three million, seventy-one thousand, four hundred forty-three".